package com.yysoft.core.resolver;

import com.yysoft.core.utils.UserSessionUtils;
import com.yysoft.core.utils.annotation.AuthUser;
import org.springframework.core.MethodParameter;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.support.WebDataBinderFactory;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.method.support.ModelAndViewContainer;

import javax.servlet.http.HttpServletRequest;

@Component
public class UserArgumentResolver implements HandlerMethodArgumentResolver {

	@Override
	public boolean supportsParameter(MethodParameter parameter) {
		return parameter.hasParameterAnnotation(AuthUser.class);
	}

	@Override
	public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer,
			NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {
		HttpServletRequest servletRequest = webRequest.getNativeRequest(HttpServletRequest.class);
		return UserSessionUtils.getUserSession(servletRequest);
	}

}
